What is the airport code for Philadelphia?

The airport code for Philadelphia International Airport is PHL. This three-letter designator is assigned by the International Civil Aviation Organization (ICAO) and is used universally to identify the airport in various contexts, such as flight schedules, ticketing, and baggage handling. The code PHL is derived from part of the city's name, maintaining a connection to Philadelphia.

Other codes in the list refer to different airports: MCO is the code for Orlando International Airport in Florida, SEA designates Seattle-Tacoma International Airport in Washington, and PHX represents Phoenix Sky Harbor International Airport in Arizona. Each of these codes serves a unique airport, highlighting the importance of recognizing the specific designator relevant to the respective location.